The London pub overlooks where the Mayflower was moored before setting sail for the New World.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Catacombs turned marketplace.

An unusual round church in London with a Templar past.

Eighty million natural history specimens call this gargantuan museum home.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The red letters in the literary pavement leading to the library form a mysterious code.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

The Liverpool street made famous by the Beatles is real.

Hidden in this modern shopping center is a relic of 16th-century capital punishment.

This 15th-century structure had a long, tortuous journey to its current location.

These characters from a Robert Louis Stevenson novel stand in an unlikely place.

An artist's whimsical transformation of everyday objects.

A six-ton wedding present for the King of the Scots.

This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

The most loyal of little dogs, or a Victorian era publicity stunt?

Protecting the dead from opportunistic body snatchers.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

Largest lake in Great Britain measured by surface area.